<aside class="d-none d-lg-block me-xxl-5 col-auto">
    <nav class="w-100 guide-chapters" aria-label="文章列表">

        <ul id="article-nav" class="sidebar-nav mb-0 pb-3 pb-md-2 pe-lg-2 text-body-secondary">
            {{range $dir, $links := .ArchDirs}}
            <li>
                <strong class="d-flex w-100 align-items-center fw-semibold">{{$dir}}</strong>
                <ul class="fw-normal pb-2 small">
                    {{range $lnk := $links}}
                    <li>{{$lnk}}</li>
                    {{end}}
                </ul>
            </li>
            {{end}}
        </ul>

    </nav>
</aside>
